( 6 in ) 
lar hh own luftrumentSjboth fmall andgrcatjefpecially thofe 
that are made of folid metal^his QuadrantSjSextantSjO^ants, 
with all their appurtenaucsSj and an account of their ufes, di- 
vifiongjfightSj &c. thirdly, forafmuch as Aftronomy hath beea 
greatly improv'd by Telefcopes^ he takes occafionto mention^ 
what have been made by hicnfelfjand others^efpecially 
enethat draws 140 foot^ made and prelented to hiai out of 
'Poland by Sigoor BHraitim i for the etefting of which, in a 
Tubeof that length^our Author relates hiscontrivance^which 
heaflSrnis to befuch^ that by the advantage thereof it can be 
ascafily and readily managed as a Tube of 20 foot. La§ily^ht 
fub| jiiieth adiicourfeof his skill and way of grinding Glafles 
of an Hyperbolical figure,and of his actual performances there- 
in ^ the profecution of which he recommends to thole that 
are profcfled Opticians and Aitiftsshis many other ftudies and 
labors not permitting him to indulge himfelf further in that* 
His thoughts of tekjcopical Sights^^nd hisExceptions againft 
themjdeUver'd pag.i94» & fcqq, we leave to the confid era li- 
on of thofrj that prefer them to the Common ones. 
Ill* A Treatife ofthe BVLK and SELVAGE Qf the World^ ^c. 
^/N* FairfaXjiJ/D. Londonji 673. 
Muft here avow to the Reader, that I was once at a ftand 
what to fay of this altogether Spechlative Treatife, which I 
found fo un- common both for Matter and Form, that I much 
doubted my fitnefs of giving the Author his due 5 yet coo- 
fideriog further the Noblenefi of the Sub)eft,and the Learned 
Authors Acutenefs io handling it^ I refolved to adventure the 
following Account. 
He undertakes then in this Book to evince againft divers 
WriterSj that, as Immenfity and Eternity are Attributes only 
due to the Great Maker of the Uoiverfej fo Room and time^ 
Bonndf and SuccejJJve Dmation belong to the World and all 
-Bodies contained therein 5 that as theWorld hath Beginning 
and End, fo when we come to the Rim of the world (which! 
take to be the fame with the Author's Selvedge oi the Bull^^ ) 
tliere is all^and nothing at all beyond it* 
But then to make a good ftep towards tlie knowledge of 
what the World ought to be to Vs^ whom he fuppofes to be 
Body 
